US Bridges

Manard Rd. over Mill Creek

PoorPosted for load

Cherokee County, Oklahoma · 1. E 0.2 N of Musk CO Cor · Structure no. 224730000000000

Built
1990
35 years old
Condition
Poor
inspected July 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
138
2022 count
Owner
County
County Highway Agency

About this bridge

Manard Rd. over Mill Creek is a concrete culvert carrying Manard Rd. over Mill Creek in Cherokee County, Oklahoma. It was built in 1990, so it is 35 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 138 vehicles a day, roughly 15% of them trucks, projected to reach 221 by 2042. The structure is 33 ft (10.2 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesManard Rd.
CrossesMill Creek
Location1. E 0.2 N of Musk CO Cor
RouteCounty Highway N4440
Coordinates35.81498, -95.10952
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.8 US tons
Inventory rating22.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length33 ft (10.2 m)
Longest span10 ft (3 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic138 (2022)
Projected traffic221 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Manard Rd. over Mill Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Manard Rd. over Mill Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Manard Rd. over Mill Creek carry?

About 138 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Manard Rd. over Mill Creek?

The structure is 33 ft (10.2 m) long with a longest span of 10 ft (3 m) and a deck 28 ft wide.

Who owns Manard Rd. over Mill Creek?

It is owned by the County Highway Agency.